{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007369","490:4900001974","490:4900003712","490:4900003437","490:4900001275","490:4900001398","494:4940007046","490:4900001405","490:4900001266","494:4940007796","490:4900006273","490:4900005761","490:4900001692","490:4900001672","490:4900003856","494:4940007677","490:4900006395","490:4900002426","490:4900004271","494:4940007296","490:4900004277","490:4900001276","496:4960007773","494:4940008486","490:4900001265"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,494,490,490,490,490,490,494,490,490,490,494,490,490,496,494,490],"twin_sims":[0.4509413174245245,0.42777067426541,0.4227123660602673,0.37252542613672535,0.3647441950455943,0.3446348847707066,0.34419495326455635,0.3284538497231357,0.32645674752667136,0.32496889440722615,0.3248161638977052,0.32126591159532664,0.30852519760582453,0.2991757195034783,0.2843526752304477,0.2841586535383242,0.2835730922804596,0.27904619452154067,0.26712619387517017,0.2664827244132935,0.26240593390095013,0.25898126598827986,0.25883222232726166,0.25423687437436077,0.24474683325249705],"twin_dists":[0.16391148883385798,0.16925272233371058,0.170434059281096,0.18251409017372933,0.1844546041142554,0.1895695751214361,0.18968319441796658,0.19380119208876168,0.19433127929625446,0.1947273644647948,0.1947680801163414,0.19571754417675338,0.1991744366148379,0.2017636160740543,0.20596799789613193,0.2060238873933695,0.20619270258535113,0.2075049630829714,0.21102378987599282,0.2112164771833523,0.21244406454813758,0.21348454808605977,0.21353002648301023,0.21494042215637627,0.21790531253927606],"n_dims_used":45,"mean_confidence":0.9190938313802083},"coverage":{"mean_confidence":0.9190938313802083,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}